body {
    background: url("../imgs/bg.jpg");
    /*设置背景封面,大小不会改变*/
    background-size: cover;
    text-align: center;
}

h1 {
    font-size: 72px;
    color: #0096dc;
    margin-bottom: 0;
    font-family: "楷体";
}

h2 {
    font-size: 32px;
    color: #0096dc;
    margin-bottom: 0;
    font-family: "楷体";
}

img {
    width: 100px;
}

.el-card {
    width: 600px;
    height: 300px;
    margin: 0 auto;
    background-color: rgba(255, 255, 255, 0.3);
}

.el-form {
    width: 400px;
    margin: 50px auto;
}